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Issam Eddine MdallelIE

Issam Eddine Mdallel

Lead Data & BI Consultant / BI Project Manager

€700/day
Paris, FR
8-15 years

Average response time: 1 hour

About Issam Eddine

- I help international organizations and enterprises transform complex data into actionable insights that support strategic and executive-level decision-making.

- Since 2010, in the Data Analytics & Business Intelligence field, supporting SMEs and multinational groups across Europe, North Africa, and North America in delivering high-impact, end-to-end BI solutions.

- I have successfully led and delivered BI projects for global leaders, including ArcelorMittal, LVMH, Orange, Sanofi, Air Liquide, Fnac Darty, Monoprix, and Géant, across industries such as luxury, retail, telecom, industry, energy, and pharmaceuticals.

- My positioning combines strong business and leadership capabilities with senior technical expertise, allowing me to act as a Lead BI Consultant, BI Architect, or BI Program Manager on complex, multi-country, and high-stakes projects.

- What I deliver as a Data & BI expert:

• BI & Data strategy aligned with business objectives
• End-to-end BI delivery: from data warehouse to executive dashboards
• BI platform architecture, governance, security, and performance optimization
• KPI design, business metrics definition, and data storytelling
• Executive and C-level reporting
• Power BI, Azure BI, Python, Qlik (View & Sense), Tableau, Microsoft BI stack
• ETL pipelines, data modeling (SSAS Tabular / Azure Tabular), automation
• Training of business users and IT teams

- I typically intervene on:

• End-to-end BI platform build or modernization
• Post-merger / multi-subsidiary data consolidation
• Global reporting and performance management programs
• BI governance and scale-up initiatives

- Portfolio & Details @ mdallel.com
  • English

    Fluent

  • French

    Native or bilingual

  • Arabic

    Native or bilingual

Can work on-site
Paris (up to 50km)

Experience

  • International Data Consulting
    BI Project Manager / Senior Data Business Analyst
    January 2015 - Today (11 years and 6 months)
    Paris, France
    -Supporting SMEs and multinational corporations across Europe and North America on end-to-end Business Intelligence and Data Analytics projects, from strategy and architecture to full delivery and governance.

    -I operate at the intersection of business analysis, BI architecture, and project management, working closely with executives, business leaders, and IT teams to deliver scalable, high-impact BI solutions.

    - I collaborated with multinational leaders as ArcelorMittal, LVMH, Dior, Orange Telecom, Fnac Darty, Babilou, Sanofi, SeLoger.

    -Key responsibilities:

    *Lead and deliver end-to-end BI programs (from scratch or modernization of existing platforms).



    *Advise clients on BI strategy, architecture, technology selection, and governance.


    *Act as a trusted partner for executives, directors, business, and IT stakeholders.



    *Define business metrics, KPIs, and executive-level reporting frameworks.


    *Manage projects using Agile methodologies, ensuring alignment between business needs and technical delivery.



    -Examples of delivered projects:

    *Modernization of Power BI platforms with advanced data transformation, modeling, and visualization; delivery of SSAS Tabular projects and paginated reports (Report Builder).



    *Design and delivery of centralized Azure / SSAS Tabular models, fully automated and feeding multiple Power BI applications across business units.


    *Delivery and upgrade of multiple QlikView applications, including new KPIs, greenfield BI projects, and ETL-driven automation of manual data processing.



    *Post-acquisition BI consolidation projects, optimizing QlikView apps processing hundreds of millions of records to enable unified, group-level analytics.



    -Technologies & tools:

    *Microsoft BI stack: Power BI, Azure Analysis Services, Power Query, M, SSIS, SSAS (Multidimensional & Tabular), SSRS, Report Builder, DAX, MDX, SQL Server, Excel, VBA



    *Data & analytics: Python (Pandas, NumPy, Matplotlib, Seaborn)


    *BI platforms: QlikView, Qlik Sense, Tableau

    Microsoft Power BI Python Project Management Data visualization Business intelligence
  • Business Intelligence Consulting
    Senior BI Consultant
    December 2010 - December 2014 (4 years)
    Tunisia
    -I helped multiple enterprises on Business Intelligence and Data Analytics projects, both greenfield and ongoing, combining business analysis expertise with hands-on technical delivery.

    -I worked closely with executives, business stakeholders, and IT teams to design, implement, and industrialize BI solutions, enabling reliable performance monitoring and data-driven decision-making.

    -Key responsibilities & contributions:

    *Business analysis and requirements gathering: identification of key business questions, definition of business metrics, and KPIs.



    *Redaction of business, functional, and technical documentation.


    *Design and implementation of Data Warehouses and Data Marts.



    *Development of full ETL pipelines, including data cleansing, processing, and automation.


    *Data modeling and analytics using SSAS Multidimensional Cubes and self-BI tools.



    *Design of clear and actionable dashboards, applying data visualization best practices.


    *Data storytelling to translate complex data into meaningful business insights.



    *Implementation of data security and access control to ensure the right data reaches the right users.


    *Full automation and optimization of BI workflows.



    -Industries & clients:

    *Industrial gases & services: Air Liquide



    *Retail & mass distribution: Géant, Monoprix


    *Duty-free retail: SHCI Group



    *Industrial equipment retail: MATECH



    -Business domains covered:

    *Sales and purchasing analysis



    *Production and supply chain analytics


    *Inventory management and budgeting



    *Financial performance and accounting reporting



    -Technologies & tools:

    *Microsoft BI stack: SSIS, SSAS (Multidimensional), SSRS, MDX, Power Pivot, SQL Server (2005–2012), Excel



    *QlikView (Certified), Tableau Software: data processing and modeling, reporting and dashboard design, server administration, data access and security implementation


    *Database maintenance, performance optimization, and migration

    Microsoft BI (SSIS SSAS SSRS) Tableau software Qlik Data visualization Project Management

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Education

  • Bachelor degree in Information
    Faculté des Sciences Mathématiques, Physiques et Naturelles de Tunis–
    2010
    Bachelor degree in Information

Skill set

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